| 摘要 |
FIELD: mining, particular centrifugal concentrators for concentration of placer minerals containing noble metals. SUBSTANCE: device for supply of liquifying water to interriffle space of concentrator bowl is made in form of tubes or tubes with nozzles at the ends brought to interriffle space of concentrator bowl on the side of its geometric axis and installed on nonrotating parts of concentrator or on immovable frame for turning round axes parallel to geometric axis of bowl connected with pressure pipelines. EFFECT: higher efficiency. |
